17

Increased frequency of sister chromatid exchanges in cigarette smokers

Year:
1978
Language:
english
File:
PDF, 226 KB
english, 1978
24

10.1016/S0266-6138(05)80051-8

Year:
1991
Language:
english
File:
PDF, 90 KB
english, 1991
31

More About Nursing Homes and Medical Education

Year:
2013
Language:
english
File:
PDF, 66 KB
english, 2013